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The Cañons of the Colorado

The Black Hills

Beton Concrete in Building

Chicago and its Architecture

Proposed New Harbor Works for Greenock

Tomlinson's Self-Oiling Journal-Box—For Car Axles, Shafting, saw Mandrels, &c

Official Inspection and Test of the Great Tay Bridge

Floating Bridge over the River Hooghly

Gold Discoveries in New Guinea

The Proposed New Bridge over the East River between New York and Brooklyn

The Technology of the Paper Trade

By William Arnot

The Paris Exhibition of 1878

English Farm Buildings

Transferring Bees

The Toad and its Habits

Divisibility of Gold

Presence of Oxygen in Metallic Silver

By M. Dumas

On the Formation of Hailstones, Raindrops, and Snowflakes

Liquefaction of Hydrogen

By Raoul Pictet

Direct Printing from Glass Negatives

The American Chess Congress of 1871

Death of Mr. Cochrane

Scientific American Chess Record

Louis Charles De La Bourdonnais

Solutions to Problems


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